spiriva helps me breathe better. (blowing sound) ask your doctor about spiriva. >>> who's there? >> oh, if you were old enough to remember that when that happened, that was just one of america's great, great cliffhangers. in fact, that probably was the invention almost of the cliffhanger. who shot j.r.? it kept american television audiences guessing for month back in the heyday of "dallas." i want to show you what the south fork ranch looks like today. this is outside dallas where they shot the original television show and where the return to tv screen this is year. today it's a tribute to larry hagman who passed away yesterday in a hospital not that far from the ranch in, of course, dallas. his infamous portrayal of the oil man was 100% texas, big talk, big money and always that very big hat. we have a look back at his long showbiz career. >> reporter: larry hagman wore many hats in his career. but he's best known for the stetson that he wore on "dallas." despite roles on film and on stage, hagman will always be remembered as the villainous j.r. ewing. when j.r. was shot by an u